The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates. Introduction: The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

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Answer 1

Question

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

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Answer 2

Question

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

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Answer 3

Question

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

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Answer 4

Question

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

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Answer 5

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

Answer 6

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

Answer 7

Chapter 32.3, Problem 2R

Summary Introduction

To review:

The morphological difference between the lamprey and the hagfish. Also, give a reason as to why some biologists do not consider the hagfishes as vertebrates.

Introduction:

The lampreys and the hagfishes are considered to be sisters taxonomically. The term ‘cyclostomes’ is used collectively for both these fishes. The hagfishes were earlier categorized under vertebrates. Both these fishes have an eel-like elongated body and lack the usual fins, which occurs in the fishes.

Answer 8

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Answer 11

Ch. 32.1 - Prob. 1R Ch. 32.1 - Prob. 2R Ch. 32.1 - Prob. 3R Ch. 32.2 - Prob. 1R Ch. 32.2 - Prob. 2R Ch. 32.3 - Prob. 1R Ch. 32.3 - Prob. 2R Ch. 32.3 - Prob. 3R Ch. 32.4 - Prob. 1R Ch. 32.4 - Prob. 2R

Solution Summary: The author compares the morphological differences between the lamprey and the hagfish, and explains why some biologists don't consider them vertebrates.

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